Chinese people usually stay at home with their families on ___________ to welcome the new year．
But this year， thousands of medical workers left their homes to fight the COVID﹣19（新冠肺炎）．（ ）
A．National Day
B．the Mid﹣autumn Festival
C．the Spring Festival
D．the Dragon Boat Festival
Helen， could you please water the flowers in my garden？
___________．They are so lovely．（ ）
A．That's too badB．With pleasure
C．You're welcomeD．I'm afraid not
选出划线部分发音为/i：/的单词．（ ）
A．breadB．replyC．remindD．easy
Do you know_____？
Yes． They'll go there by train at 8：30 tomorrow morning．（ ）
A．how would they leave for Beijing
B．hew will they leave for Beijing
C．how they would leave for Beijing
D．how they will leave for Beijing
Why have I never seen this kind of 5G mobile phone？
Because it_____by Huawei last week．（ ）
A．was producedB．would produce
C．have producedD．was prodocing
Has Jack solved the difficult math problem？
Not yet． But I believe he_____in a few minutes．（ ）
A．has worked it outB．will work it out
C．was working it outD．works it out